expanse Meaning, Definition & Usage

  1. noun a wide scope
    sweep.
    • the sweep of the plains
  2. noun the extent of a 2-dimensional surface enclosed within a boundary
    surface area; area.
    • the area of a rectangle
    • it was about 500 square feet in area
  3. noun a wide and open space or area as of surface or land or sky

WordNet

Ex*panse" noun
Etymology
From L. expansus, p. p. of expandere. See Expand.
Definitions
  1. That which is expanded or spread out; a wide extent of space or body; especially, the arch of the sky. "The green expanse." Savage.
    Lights . . . high in the expanse of heaven. Milton.
    The smooth expanse of crystal lakes. Pope.
Ex*panse" transitive verb
Definitions
  1. To expand. Obs.
    That lies expansed unto the eyes of all. Sir. T. Browne.

Webster 1913